The Linux environment can be very strange to a newcomer. Here are a few tips and explanations about a Linux system that will be helpful for the newbie and the more experienced user.
Learning Your Way
Filesystems : Information about the various Linux filesystems in use, especially ReiserFS and ext3.
Top Level Directories : Top level directories in your Linux system.
Permissions : Some notes on Linux permissions and how to understand them.
Memory and Disk Usage : How to tell quickly how much memory and disk space is being used on your Linux computer.
Soft and Hard Links : The differences between soft and hard links.
Printer and Serial Ports : Windows and Linux use different methods to refer to the same hardware ports.
Shut Down : A couple of methods for shutting down or restarting your computer.